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fixed: auto-generated captions to have lower selection priority as manual captions.

This commit is contained in:
karyogamy 2022-04-11 22:06:43 -04:00
parent 55fc3fc177
commit 9818f179c4
2 changed files with 22 additions and 16 deletions
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33
app/src/main/java/org/schabi/newpipe/player/Player.java
View File

@ -46,7 +46,6 @@ import static org.schabi.newpipe.player.helper.PlayerHelper.MinimizeMode.MINIMIZ
import static org.schabi.newpipe.player.helper.PlayerHelper.MinimizeMode.MINIMIZE_ON_EXIT_MODE_NONE;
import static org.schabi.newpipe.player.helper.PlayerHelper.MinimizeMode.MINIMIZE_ON_EXIT_MODE_POPUP;
import static org.schabi.newpipe.player.helper.PlayerHelper.buildCloseOverlayLayoutParams;
import static org.schabi.newpipe.player.helper.PlayerHelper.captionLanguageStemOf;
import static org.schabi.newpipe.player.helper.PlayerHelper.formatSpeed;
import static org.schabi.newpipe.player.helper.PlayerHelper.getMinimizeOnExitAction;
import static org.schabi.newpipe.player.helper.PlayerHelper.getMinimumVideoHeight;
@ -138,7 +137,6 @@ import com.google.android.exoplayer2.RenderersFactory;
import com.google.android.exoplayer2.Timeline;
import com.google.android.exoplayer2.TracksInfo;
import com.google.android.exoplayer2.source.MediaSource;
import com.google.android.exoplayer2.source.TrackGroup;
import com.google.android.exoplayer2.text.Cue;
import com.google.android.exoplayer2.trackselection.DefaultTrackSelector;
import com.google.android.exoplayer2.trackselection.MappingTrackSelector;
@ -212,7 +210,6 @@ import org.schabi.newpipe.util.external_communication.ShareUtils;
import org.schabi.newpipe.views.ExpandableSurfaceView;
import org.schabi.newpipe.views.player.PlayerFastSeekOverlay;
import java.util.ArrayList;
import java.util.Collections;
import java.util.List;
import java.util.Objects;
@ -3539,12 +3536,18 @@ public final class Player implements
captionItem.setOnMenuItemClickListener(menuItem -> {
final int textRendererIndex = getCaptionRendererIndex();
if (textRendererIndex != RENDERER_UNAVAILABLE) {
// DefaultTrackSelector will select for tracks with similar language names
// if a track of userPreferredLanguage is not found
// This means (auto-generated) will be resolved automatically.
// DefaultTrackSelector will select for text tracks in the following order.
// When multiple tracks share the same rank, a random track will be chosen.
// 1. ANY track exactly matching preferred language name
// 2. ANY track exactly matching preferred language stem
// 3. ROLE_FLAG_CAPTION track matching preferred language stem
// 4. ROLE_FLAG_DESCRIBES_MUSIC_AND_SOUND track matching preferred language stem
// This means if a caption track of preferred language is not available,
// then an auto-generated track of that language will be chosen automatically.
trackSelector.setParameters(trackSelector.buildUponParameters()
.setPreferredTextLanguages(captionLanguage,
captionLanguageStemOf(captionLanguage))
PlayerHelper.captionLanguageStemOf(captionLanguage))
.setPreferredTextRoleFlags(C.ROLE_FLAG_CAPTION)
.setRendererDisabled(textRendererIndex, false));
prefs.edit().putString(context.getString(R.string.caption_user_set_key),
captionLanguage).apply();
@ -3561,12 +3564,12 @@ public final class Player implements
final int textRendererIndex = getCaptionRendererIndex();
if (userPreferredLanguage != null
&& availableLanguages.contains(userPreferredLanguage)
&& !selectedPreferredLanguages.contains(userPreferredLanguage)
&& textRendererIndex != RENDERER_UNAVAILABLE) {
trackSelector.setParameters(trackSelector.buildUponParameters()
.setPreferredTextLanguages(userPreferredLanguage,
captionLanguageStemOf(userPreferredLanguage))
PlayerHelper.captionLanguageStemOf(userPreferredLanguage))
.setPreferredTextRoleFlags(C.ROLE_FLAG_CAPTION)
.setRendererDisabled(textRendererIndex, false));
}
}
@ -3681,13 +3684,11 @@ public final class Player implements
.stream()
.filter(trackGroupInfo -> C.TRACK_TYPE_TEXT == trackGroupInfo.getTrackType())
.collect(Collectors.toList());
final List<String> availableLanguages = new ArrayList<>(textTracks.size());
for (int i = 0; i < textTracks.size(); i++) {
final TrackGroup textTrack = textTracks.get(i).getTrackGroup();
if (textTrack.length > 0) {
availableLanguages.add(textTrack.getFormat(0).language);
}
}
final List<String> availableLanguages = textTracks.stream()
.map(TracksInfo.TrackGroupInfo::getTrackGroup)
.filter(textTrack -> textTrack.length > 0)
.map(textTrack -> textTrack.getFormat(0).language)
.collect(Collectors.toList());
// Find selected text track
final Optional<Format> selectedTracks = textTracks.stream()

5
app/src/main/java/org/schabi/newpipe/player/resolver/VideoPlaybackResolver.java
View File

@ -6,6 +6,7 @@ import android.net.Uri;
import androidx.annotation.NonNull;
import androidx.annotation.Nullable;
import com.google.android.exoplayer2.C;
import com.google.android.exoplayer2.MediaItem;
import com.google.android.exoplayer2.source.MediaSource;
import com.google.android.exoplayer2.source.MergingMediaSource;
@ -116,9 +117,13 @@ public class VideoPlaybackResolver implements PlaybackResolver {
if (mimeType == null) {
continue;
}
final @C.RoleFlags int textRoleFlag = subtitle.isAutoGenerated()
? C.ROLE_FLAG_DESCRIBES_MUSIC_AND_SOUND
: C.ROLE_FLAG_CAPTION;
final MediaItem.SubtitleConfiguration textMediaItem =
new MediaItem.SubtitleConfiguration.Builder(Uri.parse(subtitle.getUrl()))
.setMimeType(mimeType)
.setRoleFlags(textRoleFlag)
.setLanguage(PlayerHelper.captionLanguageOf(context, subtitle))
.build();
final MediaSource textSource = dataSource